<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>

  <body>
    <div id="app"></div>

    <template id="my-app">
      <h2>电影列表</h2>
      <ul>
        <li v-for="(item, index) in movies">{{index+1}}.{{item}}</li>
      </ul>
      <input type="text" v-model="newMovie" />
      <button @click="addMovie">添加电影</button>
    </template>

    <script src="../js/Vue.js"></script>
    <script>
      const app = {
        template: '#my-app',
        data() {
          return {
            movies: ['星际穿越', '盗梦空间', '大话西游'],
            newMovie: ''
          }
        },
        methods: {
          addMovie() {
            this.movies.push(this.newMovie)
            this.newMovie = ''
          }
        }
      }

      Vue.createApp(app).mount('#app')
    </script>
  </body>
</html>
